Grain dryer



FIG. 1 is a perpsective view of the grain dryer, showing my new design;

FIG. 2 is a left side elevational view thereof, the right side being substantially identical;

FIG. 3 is a top plan view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a front elevational view thereof.

The cross line shading which is partially shown on the bin is understood to repeat uniformly across the circumscribed area. 

The ornamental design for a grain dryer, as shown and described. 